Eng

Useful...

用場

Useful

適用

Applicable, Suitable, Useful

有用

Am beneficial, Am practical, Am useful, Are beneficial, Are practical, Are useful, Being, Beneficial, Is beneficial, Is practical, Is useful, Practical, To be, Useful, Was beneficial, Was practical, Was useful, Were beneficial, Were practical, Were useful

有用的

Beneficial, Practical, Useful

(Am beneficial, Am practical, Am useful, Are beneficial, Are practical, Are useful, Being, Is beneficial, Is practical, Is useful, To be, Was beneficial, Was practical, Was useful, Were beneficial, Were practical, Were useful)

有益

Beneficial, Useful

有幫助

Helpful, Useful

(Help, Helped, Helping, Helps, To help)